St Thomas Snorkeling Tours: Our Top 15

1.Turtle Cove Catamaran Snorkel and Sail at Little Buck Island STT

★★★★★★★★★★5.0 · 2,100 reviews · from $119Our pick

Board The VI Cat at Marriott Frenchman’s Cove for a 3-hour sail to Turtle Cove on Little Buck Island. Swim with green sea turtles, reef fish, and coral using included gear, then enjoy snacks and drinks. The crew, including captains Serena and Dave and guides such as Nick, Isaac, and Porscha, keeps the trip friendly and well organized.

“It was great the view was beautiful the Cesar the check In guy was attentive and efficient. The Zip line is not very high and it is easy to complete the course. The view was really pretty”

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2.Snorkel St. John Tour from Sapphire and Margaritaville

★★★★★★★★★★5.0 · 1,874 reviews · from $180

From Margaritaville St. Thomas, cruise by powerboat toward St. John with guides such as D’Hayden, Shyne, Nick, Lauren, and Rich. You’ll visit three snorkel sites, with stops changing by sea and weather conditions. Breakfast, buffet lunch, snacks, equipment, bottled water, and an open bar are included.

“I liked that it was just like it states it would great snorkel places great crew they were very attentive to everyone and very knowledgeable of the area”

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3.Afternoon Snorkel, Pizza & Sunset Tour departing from St. Thomas & St. John

★★★★★★★★★★5.0 · 1,498 reviews · from $120

Join Reef Surfari from Red Hook or Cruz Bay for two snorkel stops in Virgin Islands National Park. Crew members such as CJ, John, Darian, Sydney, BK, or Andy guide the trip, then serve pizza, rum drinks, sodas, and water before a sunset dance party. Bring water shoes if you dislike going barefoot on board.

“BK, John, and Sydney were great! The adventure included two locations for snorkeling which allowed us to see more marine life that we had not seen yet. The crew made it very enjoyable and relaxing. I would definitely recommend this. The conclusion with a sunset on the water was amazing.”

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4.Cas Cay – Kayak Hike and Snorkel Adventure

★★★★★★★★★★5.0 · 870 reviews · from $99

Paddle through St. Thomas’s red-mangrove lagoon, hike Cas Cay’s sandy trail to tidal pools and a blowhole, then snorkel in a coral-fringed nursery. Guides such as Marcus, Swish, Dana, and Chase add island facts and humor. Equipment, snacks, water, lockers, and instruction are included.

“We had a great time kayaking, hiking and snorkeling as Cas Cay on our last morning in St. Thomas! Thanks!”

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5.Snorkel Cat All Inclusive Adventure

★★★★★★★★★★5.0 · 801 reviews · from $175

Board Snorkel Cat at Margaritaville for a five-hour yacht trip to two Caribbean snorkeling areas, including St. John National Park and an uninhabited island. Breakfast, lunch, snacks, gear, soft drinks, beer, wine, and liquor are included. Captains such as Shawn, Jake, Danny Boy, and Tuna lead the outing.

“Amazing time with Captain Tuna and crew! Very accommodating, enthusiastic and fun. Sailing provided amazing views and the snorkeling was unbelievable! We will be coming back again.”

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6.Snorkel & Swim with Turtles. Semi Private Tour to Buck Island & Honeymoon Beach

★★★★★★★★★★4.5 · 661 reviews · from $160

Spend four hours on a semi-private St. Thomas charter with captains such as Rusty, Mike, Dave, or JW. Snorkel at Turtle Cove or Brewers Bay, look for turtles and tropical fish, then visit Honeymoon Beach and Dinghy’s Beach Bar. Gear, water, soda, and beer are included. Lunch, towels, sunscreen, and tips are extra.

“This was an amazing experience. We saw sea turtles, sting rays, and beautiful tropical fish. The capstan JW was laid bs k, kind and knowledgeable. 10/10 experience.”

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7.St Thomas Mangrove Lagoon Kayak and Snorkel Tour in the US Virgin Islands

★★★★★★★★★★5.0 · 658 reviews · from $89Best value

Spend about 2.5 hours kayaking through St. Thomas’ Mangrove Lagoon, snorkeling around coral-fringed roots, and watching for stingrays, spotted rays, fish, jellyfish, lobsters, octopus, and hermit crabs. Guides such as Brooke, Kaz, Pat, Slim, and Te’Quan add natural and local context. A Cas Cay hike may extend the outing.

“We had a great time on this excursion. We were worried about the weather, but it ended up being a great day. Lenny was a great guide for our trip.”

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8.St John & Surrounding Cays – Full-Day Sail/Snorkel, 6 Guests Max

★★★★★★★★★★5.0 · 635 reviews · from $245

Sail from Sapphire Beach Marina at 9 a.m. aboard a small boat with up to six passengers. Your captain, often Kendall, Addison, Tommy, Mark, or another crew member, chooses two or three snorkel sites near St. John and the surrounding cays. Lunch, drinks, and snorkel gear are included, with a return around 3:30 p.m.

“The entire day was amazing!! We snorkeled Lovango Bay and Christmas Cove. Captain Kendall was awesome & extremely knowledgeable. Highly recommend!”

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9.Half Day Luxury Catamaran Turtle Snorkel And Beach

★★★★★★★★★★5.0 · 635 reviews · from $159

Join Captain Joe and Catie aboard a modern catamaran for a four-hour, small-group trip from Yacht Haven Grande. Snorkel at Turtle Cove and nearby reefs, look for green sea turtles and colorful fish, then relax at Honeymoon Beach on Water Island. Gear, snacks, fresh water, and an open bar after the water activities are included.

“Fantastic time out on the water with Joe and Catie. They were both very professional, the boat was great, Catie was very knowledgeable about all the marine life, and it was nice to be part of a smaller group than the giant 50+ person boats - not to mention they took special care to make sure we made it back to our cruise ship on a short stop in St Thomas, which we really appreciated. Can't say enough good things - Someday is worth a day of your vacation, whether you're staying on the island or visiting on a cruise!”

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10.50′ Luxury Yacht. Private Full or Half Day Catamaran Snorkel, & Beach Experience

★★★★★★★★★★5.0 · 606 reviews · from $1,595 per boat (seats 12)

Take up to 12 people aboard SY Sirena, a 50-foot catamaran departing Red Hook. Your captain can shape a half or full day around snorkeling, beaches, turtles, sightseeing, and lunch stops near St. Thomas and St. John. Floats, snorkel gear, beer, soda, water, rum punch, and an onboard restroom are included.

“A great experience hands down!!! Service and attention to detail by Capt Mandy and her first mate Olivia was top notch!! Made the trip for my wife 50th Birthday!! The private beach was amazing and the rum punch was on point!!!”

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11.National Park Snorkeling Excursion

★★★★★★★★★★5.0 · 593 reviews · from $90

Join Ocean Surfari’s Reef Surfari for a 3.5-hour morning cruise from Red Hook, with pickup options in St. Thomas or Cruz Bay. Captain CJ, Darian, John, Andy, Ren, or Brian may lead the trip. You’ll visit two changing snorkel sites around St. John, use provided gear, and enjoy snacks, soft drinks, and an open bar after swimming.

“It was my first time snorkeling The encouragement received from Darien and CJ was wonderful. John was great at pointing out different things in the water like the turtle, squid and an octopus. I really enjoyed the experience.”

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12.Private Luxury Catamaran Yacht. Full or Half Day Charter – Sail, Beach, Snorkel.

★★★★★★★★★★5.0 · 386 reviews · from $1,495 per boat (seats 12)

Spend up to seven hours aboard S/Y Pisces, a 47-foot Leopard catamaran, with your own captain and crew. Sail from Havensight around St. Thomas, Water Island, Buck Island, or a quiet cay, stopping to snorkel, swim, relax on the beach, and watch for turtles. Snorkel gear, floats, water, soda, beer, and rum punch are included.

“We had a perfect day with Captain Anne Marie and Ro. They took great care of us and we saw three incredible snorkeling spots. We even enjoyed the Pisces Plunge!”

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13.Best of Mangrove Lagoon Kayak, Hike and Snorkel Adventure with Picnic Lunch

★★★★★★★★★★5.0 · 261 reviews · from $159

Spend about five hours kayaking through St Thomas’s Mangrove Lagoon, hiking across Cas Cay to a volcanic blowhole, and snorkeling among reefs and sea life. Guides such as Dana, Swish, and Freddie add local nature and island knowledge. Lunch, water, kayaks, and snorkel gear are included, with pickup available if selected.

“Chrissy and Kyrell were amazing tour guides! Very fun and knowledgeable during our 5 hour trip with them. It was great to get some exercise while getting to see all the plants and wildlife that the mangroves have to offer.”

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14.Private Fast Power Catamaran. Full or Half Day for Beach Hopping, Snorkel & Swim

★★★★★★★★★★5.0 · 207 reviews · from $896 per boat (seats 12)

Board MV Poseidon at American Yacht Harbor for a private 4 to 7 hour cruise around St Thomas and St John. Your captain, including Holly, Amanda, Bryan, Wallens, or Aaron, helps shape the day around snorkeling, beaches, turtles, and island views. Snorkel gear, water, soda, beer, ice, park fees, and mooring permits are included.

“Our Captain Aaron did a fantastic jump of reading the group and meeting our needs. The waters were super rough the day we boated but we made the most of it. The only negative was that the sample itinerary listed is not realistic. We thought we would be able to see all the beaches listed, it should be clear that it is a sample list. We only made 3 stops on a full day excursion.”

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15.St Thomas Sea Turtle Snorkel Kayak Adventure Tour

★★★★★★★★★★5.0 · 63 reviews · from $139

Spend about four hours kayaking and snorkeling in a calm St. Thomas bay where green sea turtles feed on seagrass. Guides such as Sven, Michelle, Connor, and Justin lead groups of up to six, provide gear and lunch, and share island and marine-life facts. You’ll meet at Emerald Beach Resort at 10 a.m.; transport is not included elsewhere.

“I had a great time on my first island shore excursion. The tour guide was very friendly and gave a great tour. I definitely had a lot of fun and we saw lots of turtles in this location. The included lunch was also very good. I would definitely recommend this to other people.”

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